Critical Facilities Technician

Adaptive Hvm Limited; Hemel Hempstead; On-site; GBP 30,000 - 42,000; Full time

Job summary

Adaptive Hvm Limited is seeking a Critical Facilities Technician to join the Data Centre Engineering Operations team in Hemel Hempstead. You will perform hands-on maintenance, inspections and troubleshooting of the mechanical and electrical infrastructure supporting a 24/7 data centre, with a strong emphasis on liquid cooling systems.

The role requires experience with M&E plant, ability to work safely in a critical environment, and willingness to participate in 24/7 shift rotations.

Qualifications

• Hands-on experience in mechanical and electrical plant maintenance and troubleshooting.
• Experience with liquid cooling systems is highly preferred.
• Ability to follow procedures and work safely in a critical environment.
• Willingness to work a 24/7 shift rotation.

Responsibilities

• Perform planned preventive and reactive maintenance on M&E infrastructure.
• Inspect plants and monitor alarms and performance via BMS.
• Diagnose faults in cooling systems, pumps, motors and power distribution equipment.
• Support testing of liquid cooling, HVAC, generators, UPS and switchgear.
• Supervise vendors and ensure safety procedures.
• Maintain maintenance records, shift logs and handovers.
• Participate in incident response and failover exercises.

Skills

Mechanical maintenance

Electrical maintenance

Fault diagnosis

Liquid cooling systems

BMS familiarity

Education

Mechanical or electrical apprenticeship/diploma

Tools

Building Management Systems (BMS)

Job description

We are currently looking for a Critical Facilities Technician – Data Centre Engineering Operations (DCEO) for one of our clients.

You will carry out hands-on maintenance, inspections and troubleshooting of the mechanical and electrical infrastructure supporting a 24/7 data centre. Liquid cooling expertise is a key priority, alongside experience with other cooling and mechanical systems.

Key Responsibilities:

• Perform planned preventative maintenance (PPM) and reactive maintenance on mechanical and electrical infrastructure.
• Conduct routine plant inspections and monitor alarms and system performance through Building Management Systems (BMS).
• Diagnose faults across cooling systems, pumps, motors and power distribution equipment.
• Support the operation and testing of liquid cooling systems, HVAC equipment, diesel generators, UPS systems and switchgear.
• Supervise specialist vendors carrying out maintenance and repairs.
• Follow permit-to-work procedures and site safety standards.
• Participate in incident response, generator testing and infrastructure failover exercises.
• Maintain accurate maintenance records, shift logs and operational handovers.

Requirements:

• Hands-on experience in mechanical and electrical plant maintenance, inspections and troubleshooting.
• Experience with liquid cooling systems is particularly sought; other relevant experience includes HVAC, cooling systems, pumps, motors, generators, UPS and power distribution.
• Ability to follow operational procedures and work safely in a critical environment.
• Willingness to work a shift rotation covering 24/7 operations.

Preferred Background:

• A relevant mechanical or electrical apprenticeship, diploma, or equivalent practical experience.
• Familiarity with BMS, permit-to-work systems and strong fault-finding skills.
• Experience in data centres, critical facilities, building services, industrial or manufacturing plants, utilities, power generation, military technical roles, hospitals or airports.